package Structural_design_pattern.Composite_Pattern.Example3;

public abstract class AbstractFile {
    public void add (AbstractFile element){
        throw new UnsupportedOperationException("Unimplemented method 'add'");
    }

    public void remove (AbstractFile element){
        throw new UnsupportedOperationException("Unimplemented method 'remove'");
    }

    public abstract void display();
}
